APA (7th ed.) Zitazioa
Askmo, P. (2009). MCTS Windows Server 2008 70-642 Q&A. Course Technology/Cengage Learning.
Chicago Style (17th ed.) Zitazioa
Askmo, Pierre. MCTS Windows Server 2008 70-642 Q&A. Australia ; United States: Course Technology/Cengage Learning, 2009.
MLA (9th ed.) Zitazioa
Askmo, Pierre. MCTS Windows Server 2008 70-642 Q&A. Course Technology/Cengage Learning, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.